The Rack,up and Down, cataloged under National Stock Number 1420-01-671-2636, is classified within Federal Supply Class 1420 (Guided Missile Components) of the Guided Missiles group. The manufacturer of record is Ami Industries, Inc Div Utc Aerospace Systems. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1420-01-671-2636 |
| Primary Part Number | 1B3017-1 |
| Item Name | Rack,up and Down |
| FSC / FSG | 1420 / 14 — Guided Missile Components |
| Manufacturer | Ami Industries, Inc Div Utc Aerospace Systems |
| Status | ACTIVE |
| Overall Diameter | 3.750 INCHES MINIMUM AND 3.755 INCHES MAXIMUM IN |
| General Characteristics Item Description | 3.5" X 8UN-2A; .03 X 45 DEGREES CHAMFER A |
| Special Test Features | 4340 STEEL ALLOY PER MIL-S-5000 |
| Supplementary Features | INTERNAL DIAMETER: 2.197" MINIMUM TO 2.202" MAXIMUM |
| Criticality Code Justification | FEAT |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1B3017-1 PRIMARY | Ami Industries, Inc Div Utc Aerospace Systems (USA) |
NSN 1420-01-671-2636 is a Rack,up and Down, manufactured by Ami Industries, Inc Div Utc Aerospace Systems, classified under FSC 1420, Guided Missile Components. Status: active.
NSN 1420-01-671-2636 has 1 manufacturer part number on file: 1B3017-1 (Ami Industries, Inc Div Utc Aerospace Systems).
Key specifications for 1B3017-1: Overall Diameter: 3.750 INCHES MINIMUM AND 3.755 INCHES MAXIMUM IN; General Characteristics Item Description: 3.5" X 8UN-2A; .03 X 45 DEGREES CHAMFER A; Special Test Features: 4340 STEEL ALLOY PER MIL-S-5000; Supplementary Features: INTERNAL DIAMETER: 2.197" MINIMUM TO 2.202" MAXIMUM. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1420-01-671-2636 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.